Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099112 | Dust measurement device and method | Chulwoo Park | 2021-08-24 |
| 10895532 | Airborne microorganism measurement device and air conditioning device including the same | Sujin Lee, Ilna Son, Sanggu Lee | 2021-01-19 |